1816042440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 5529888000

約数和(自身を除く): 3713845560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 349, 412, 421, 515, 618, 698, 824, 842, 1030, 1047, 1236, 1263, 1396, 1545, 1684, 1745, 2060, 2094, 2105, 2472, 2526, 2792, 3090, 3368, 3490, 4120, 4188, 4210, 5052, 5235, 6180, 6315, 6980, 8376, 8420, 10104, 10470, 12360, 12630, 13960, 16840, 20940, 25260, 35947, 41880, 43363, 50520, 71894, 86726, 107841, 130089, 143788, 146929, 173452, 179735, 215682, 216815, 260178, 287576, 293858, 346904, 359470, 431364, 433630, 440787, 520356, 539205, 587716, 650445, 718940, 734645, 862728, 867260, 881574, 1040712, 1078410, 1175432, 1300890, 1437880, 1469290, 1734520, 1763148, 2156820, 2203935, 2601780, 2938580, 3526296, 4313640, 4407870, 5203560, 5877160, 8815740, 15133687, 17631480, 30267374, 45401061, 60534748, 75668435, 90802122, 121069496, 151336870, 181604244, 227005305, 302673740, 363208488, 454010610, 605347480, 908021220, 1816042440]

約数ペア:

[(1, 1816042440), (2, 908021220), (3, 605347480), (4, 454010610), (5, 363208488), (6, 302673740), (8, 227005305), (10, 181604244), (12, 151336870), (15, 121069496), (20, 90802122), (24, 75668435), (30, 60534748), (40, 45401061), (60, 30267374), (103, 17631480), (120, 15133687), (206, 8815740), (309, 5877160), (349, 5203560), (412, 4407870), (421, 4313640), (515, 3526296), (618, 2938580), (698, 2601780), (824, 2203935), (842, 2156820), (1030, 1763148), (1047, 1734520), (1236, 1469290), (1263, 1437880), (1396, 1300890), (1545, 1175432), (1684, 1078410), (1745, 1040712), (2060, 881574), (2094, 867260), (2105, 862728), (2472, 734645), (2526, 718940), (2792, 650445), (3090, 587716), (3368, 539205), (3490, 520356), (4120, 440787), (4188, 433630), (4210, 431364), (5052, 359470), (5235, 346904), (6180, 293858), (6315, 287576), (6980, 260178), (8376, 216815), (8420, 215682), (10104, 179735), (10470, 173452), (12360, 146929), (12630, 143788), (13960, 130089), (16840, 107841), (20940, 86726), (25260, 71894), (35947, 50520), (41880, 43363)]